What is mattermost-mcp-host?
mattermost-mcp-host is a MCP server by jagan-shanmugam that access Mattermost teams, channels and messages, plus an MCP host running as a Mattermost bot that can use configured MCP servers. It is listed under Communication and has 34 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | jagan-shanmugam |
| Repository | jagan-shanmugam/mattermost-mcp-host |
| Popularity | 34 GitHub stars |
| Category | Communication |
| Security | Low risk (84/100) |
| Rank | #1,023 of 4,418 MCP servers; #64 in Communication |
| License | MIT |
| Last commit | 2025-04-07 |
| Runs | Locally |
| Language | Python |
Is mattermost-mcp-host safe to install?
mattermost-mcp-host scores 84/100 on the MCPMods security check: Low risk. Things to review: can take actions such as send, write or deploy. It passed 4 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install mattermost-mcp-host?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/jagan-shanmugam/mattermost-mcp-host
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add mattermost-mcp-host -- <command from README> claude mcp add --transport http mattermost-mcp-host <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs mattermost-mcp-host for you:
Add the "mattermost-mcp-host" MCP server from https://github.com/jagan-shanmugam/mattermost-mcp-host to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.